Table 1.
Examples of different reactions catalyzed by DNAzymes in the presence of different metal ions
Reaction type | Metal cofactor | Refs |
---|---|---|
RNA cleavage | Pb2+, Mg2+, Zn2+, Ca2+, Mn2+, Ni2+, Mg2+, UO2+, Co2+, Na+, trivalent lanthanides | 1,8–24 |
RNA phosphorothioate cleavage | Cd2+ | 25 |
DNA cleavage (oxidative) | Cu2+ | 26–28 |
DNA cleavage (hydrolytic) | Zn2+, Mn2+, Ce3+/Eu3+/Yb3+ | 29–32 |
Phosphoramidate bond cleavage | Mg2+ | 33 |
DNA ligation | Cu2+, Zn2+, Mn2+ | 34,35 |
RNA ligation (2′–5′) | Mg2+ | 36 |
RNA ligation (3′–5′) | Zn2+, Mg2+ | 37,38 |
RNA ligation (branch formation) | Mn2+, Mg2+ | 39–42 |
RNA ligation (lariat formation) | Mn2+ | 39 |
Nucleopeptide linkage formation | Mn2+, Mg2+ | 43–45 |
DNA phosphorylation | Mn2+, Cu2+ | 46 |
DNA capping | Mg2+, Cu2+ | 47,48 |
DNA depurination | Ca2+ | 49 |
Diels-Alder reaction | Ca2+ | 50 |
Porphyrin metallation | Cu2+, Zn2+ | 51,52 |
Amide hydrolysis | Zn2+, Mn2+, or Mg2+ | 53 |
Peptide phosphatase activity | Zn2+ | 54 |
Tyrosine kinase activity | Zn2+, Mn2+, Mg2+ | 55,56 |
Friedel-Crafts reaction | Cu2+ | 57 |